Weather Comparison
Side-by-side weather comparison for September
| Metric | Antwerp | Paris | Better |
|---|---|---|---|
| Average HighHigher is warmer | 11°C (52°F) | 21°C (70°F)▲ | Paris |
| Average LowHigher is milder | -1°C (30°F) | 12°C (54°F)▲ | Paris |
| Rain DaysFewer is drier | 4 days▲ | 8 days | Antwerp |
| PrecipitationLess is drier | 50 mm | 47 mm▲ | Paris |
| Sunshine HoursMore is sunnier | 4h/day | 9h/day▲ | Paris |
| HumidityLower is more comfortable | 65% | 65% | Tie |
| UV IndexLower is safer | 6 | 6 | Tie |
| Wind SpeedCalmer is better | 15 km/h▲ | 17 km/h | Antwerp |
Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Paris edges ahead as the better destination in September. Paris offers 9 hours of daily sunshine with only 8 rain days, while Antwerp sees 4 sunshine hours and 4 rain days.
Antwerp is on the cooler side at 11°C, requiring warmer clothing. Paris is also comfortable at 21°C.
For travelers who prioritize dry weather, Antwerp is the stronger choice in September. Paris receives 5 more hours of sunshine per day, which matters for sightseeing and outdoor activities.
Antwerp reaches an average high of 11°C (52°F) and drops to -1°C (30°F) at night during September. The daily temperature range is 12°C, meaning significant temperature swings between day and night.
Paris averages 21°C (70°F) for the high and 12°C (54°F) for the low, with a daily range of 9°C. There is a notable 10°C gap between the two cities, so expect a very different feel.
Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in September.
Antwerp receives approximately 50 mm of rainfall across 4 rain days during September. Rain is occasional, so a light rain jacket should suffice.
Paris sees 47 mm over 8 rain days. That makes Antwerp the drier option by 4 rain days and 3 mm of total precipitation.
Both cities share similar humidity levels at 65%.
Highs of 11°C, lows of -1°C, 4 rain days
Highs of 21°C, lows of 12°C, 8 rain days
The table below shows average high temperatures and rain days for every month. September is highlighted for quick reference.
| Month | Antwerp | Paris | ||
|---|---|---|---|---|
| High | Rain | High | Rain | |
| Jan | 0°C | 3d | 7°C | 12d |
| Feb | 5°C | 3d | 8°C | 10d |
| Mar | 11°C | 4d | 12°C | 11d |
| Apr | 17°C | 5d | 15°C | 11d |
| May | 21°C | 6d | 19°C | 11d |
| Jun | 23°C | 6d | 22°C | 10d |
| Jul | 21°C | 6d | 24°C | 10d |
| Aug | 17°C | 5d | 24°C | 9d |
| Sep | 11°C | 4d | 21°C | 8d |
| Oct | 5°C | 3d | 16°C | 11d |
| Nov | 0°C | 3d | 11°C | 11d |
| Dec | -2°C | 3d | 7°C | 12d |
Antwerp Weather in September
Full forecast, packing tips, and activities
Paris Weather in September
Full forecast, packing tips, and activities